condition mean min max 12pM Fe,Midday 14.3665 14.3665 14.3665 12pM Fe,Midnight 18.82475 17.7288 19.9207 58pM Fe,Midday 13.449 13.449 13.449 58pM Fe,Midnight 21.400085714285712 10.3549 74.0157 233pM Fe,Midnight 12.148933333333334 11.5403 12.7778 1160pM Fe,Midday 8.227675714285715 6.88601 10.4936 1160pM Fe,Midnight 7.885449166666667 4.81395 11.1019 High carbon,Dark 9.876284666666667 4.61998 15.1378 High carbon,Light 7.018252307692308 2.33659 11.5332 Low carbon,Dark 11.165 11.165 11.165 Phloroglucinol 5.7288733333333335 3.42249 8.93676 Silicon starvation,12h 18.7174 18.7174 18.7174